From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 080F1C433EF for ; Wed, 11 May 2022 11:35:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240872AbiEKLfo (ORCPT ); Wed, 11 May 2022 07:35:44 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40096 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240231AbiEKLfZ (ORCPT ); Wed, 11 May 2022 07:35:25 -0400 Received: from mail-qk1-x72e.google.com (mail-qk1-x72e.google.com [IPv6:2607:f8b0:4864:20::72e]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8D6452380FE; Wed, 11 May 2022 04:35:23 -0700 (PDT) Received: by mail-qk1-x72e.google.com with SMTP id c1so1995728qkf.13; Wed, 11 May 2022 04:35:23 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=onb5iDrr9AZU/Apv2XZLPoTcQR9Y3vPO5TDtvXQcOxQ=; b=oVqrjx29MINK52QwG0IJPDvlqXIqV1zPBJuiMpjtBXE/hIPoGg2X0+50kTplBxthYH D8vgtq7PprMfds50WIs0tN7TVvobuqfjnLIvdWXISuIiqeyE14SDl6KP700a2MzxgN9U KmHV6SKRcvfFxc5H0gQFg8kXvtmVCbsfGZAqc8bMksmhSlQaFXrPcvPZBevEYfcwda2m jHnGyRIfPk7F7REPHZz6eG3+tIEv+Cpt7/NgiuVGUr8fWtzNw+WwdCOKvKoZ2RXTTMxv mLVsvIBTP+s6aq5z94/ajvYjXSudDUOeXLMEHNAvjE26Ie5qRTNfXMVAcxU3Li5u7xdI vKbQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=onb5iDrr9AZU/Apv2XZLPoTcQR9Y3vPO5TDtvXQcOxQ=; b=NuU9RF1C0pVVsea2jrxmfvc6/78zp5hlimyQuthfzaHwvguWjW8r1UVhiyrBEZpuAB xoK2dwUjGmM9tu3m2I3mYsbFazQWi7vErTNkYavSbLKVwygVHfuohCykxIEeuemrjbtH DId6wSoG/CJn1uDQDgIBw0RtJVOrZ6tXBTqnxWWsrxqsilBQGolBrBjNE1gMNLxDH9qO HGGikg2gij+S6j7KtsIIKNX8BZhxsngTvZsX//+56qsgji1m71/YH7vDo7Y0yITpmWzf aHTGd88nFp49AyAmDEyys7M8+FP/Ex1Z4x/HAEgFhAqm6TvSDEpABNcAy0/o+MW8MsLe /pHA== X-Gm-Message-State: AOAM533MxupbtBpNL38jGXokL6amL6cjIiAqb1s1zM+gS2EPeBynp+D1 ot2pyvk54br6ubgQZBZGKJk= X-Google-Smtp-Source: ABdhPJxvEn0z8OWVAW1knWQ+gSB6bMqF0l8ZwTwgkUjNFMazkzowO+pRO9zxox34S+7OYWmauNF4wg== X-Received: by 2002:a05:620a:2407:b0:6a0:5027:f4d5 with SMTP id d7-20020a05620a240700b006a05027f4d5mr16378491qkn.318.1652268922439; Wed, 11 May 2022 04:35:22 -0700 (PDT) Received: from master-x64.sparksnet ([2601:153:980:85b1::10]) by smtp.gmail.com with ESMTPSA id bw26-20020a05622a099a00b002f39b99f6basm953377qtb.84.2022.05.11.04.35.21 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 11 May 2022 04:35:22 -0700 (PDT) From: Peter Geis To: linux-rockchip@lists.infradead.org, Jagan Teki , Thierry Reding , Sam Ravnborg , David Airlie , Daniel Vetter Cc: Heiko Stuebner , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Peter Geis Subject: [PATCH v2 2/3] drm/panel: feiyang-fy07024di26a30d: make reset gpio optional Date: Wed, 11 May 2022 07:35:15 -0400 Message-Id: <20220511113517.4172962-3-pgwipeout@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220511113517.4172962-1-pgwipeout@gmail.com> References: <20220511113517.4172962-1-pgwipeout@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Some implementations do not use the reset signal, instead tying it to dvdd. Make the reset gpio optional to permit this. Signed-off-by: Peter Geis --- drivers/gpu/drm/panel/panel-feiyang-fy07024di26a30d.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/panel/panel-feiyang-fy07024di26a30d.c b/drivers/gpu/drm/panel/panel-feiyang-fy07024di26a30d.c index a9cd7135cb51..ee61d60eceae 100644 --- a/drivers/gpu/drm/panel/panel-feiyang-fy07024di26a30d.c +++ b/drivers/gpu/drm/panel/panel-feiyang-fy07024di26a30d.c @@ -209,7 +209,7 @@ static int feiyang_dsi_probe(struct mipi_dsi_device *dsi) return dev_err_probe(&dsi->dev, PTR_ERR(ctx->avdd), "Couldn't get avdd regulator\n"); - ctx->reset = devm_gpiod_get(&dsi->dev, "reset", GPIOD_OUT_LOW); + ctx->reset = devm_gpiod_get_optional(&dsi->dev, "reset", GPIOD_OUT_LOW); if (IS_ERR(ctx->reset)) return dev_err_probe(&dsi->dev, PTR_ERR(ctx->reset), "Couldn't get our reset GPIO\n"); -- 2.25.1